Air purifier



FIG. 1 is a front and top perspective view of an air purifier, showingmy new design;

FIG. 2 is a rear and bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. S is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged view of a portion labeled, ‘FIG. 9’ in FIG. 1;and,

FIG. 10 is an enlarged view of a portion labeled, ‘FIG. 10’ in FIG. 2.

The dash dot dash lines in FIGS. 1, 2, 9 and 10 are for the purpose ofdepicting the cut line of the enlarged view and form no part of theclaim. The dashed broken lines, in the figures illustrate portions ofthe article that form no part of the claimed design.

CLAIM The ornamental design for an air purifier, as shown and described.